WASHINGTON--Congress remains reluctant to rewrite copyright law in the wake of the U.S. Supreme Court's landmark decision on file-swapping--but Internet pornography on peer-to-peer networks is likely to be a legislative target this fall. At a hearing convened Thursday by the U.S. Senate Commerce Committee, Sen. Barbara Boxer, D-Calif., said that she and a bipartisan group of senators were "very concerned" that peer-to-peer software makers were not taking "active steps" to stop copyright infringement by filtering pornography from minors using the software. "If you don't move to protect copyright, if you don't move to protect our children, it's not going to...